343980 <common-name>7-[[(z)-1-anilino-3-hydroxy-1-oxobut-2-en-2-yl]diazenyl]-4-hydroxy-3-[(2-hydroxy-5-sulfamoylphenyl)diazenyl]naphthalene-2-sulfonic acid</common-name> <description>7-[[(z)-1-anilino-3-hydroxy-1-oxobut-2-en-2-yl]diazenyl]-4-hydroxy-3-[(2-hydroxy-5-sulfamoylphenyl)diazenyl]naphthalene-2-sulfonic acid is a chemical compound with the formula C26H22N6O9S2. With an average molecular weight of 626.60 g/mol, 7-[[(z)-1-anilino-3-hydroxy-1-oxobut-2-en-2-yl]diazenyl]-4-hydroxy-3-[(2-hydroxy-5-sulfamoylphenyl)diazenyl]naphthalene-2-sulfonic acid is a heavy molecule.</description> <cas nil="true"/> <pubchem-id>136144527</pubchem-id> <chemical-formula>C26H22N6O9S2</chemical-formula> <weight>626.6</weight> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-08-31T05:39:37Z</created-at> <updated-at type="dateTime">2026-08-31T05:39:37Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>CC(=C(C(=O)NC1=CC=CC=C1)N=NC2=CC3=CC(=C(C(=C3C=C2)O)N=NC4=C(C=CC(=C4)S(=O)(=O)N)O)S(=O)(=O)O)O</moldb-smiles> <moldb-formula>C26H22N6O9S2</moldb-formula> <moldb-inchi>InChI=1S/C26H22N6O9S2/c1-14(33)23(26(36)28-16-5-3-2-4-6-16)31-29-17-7-9-19-15(11-17)12-22(43(39,40)41)24(25(19)35)32-30-20-13-18(42(27,37)38)8-10-21(20)34/h2-13,33-35H,1H3,(H,28,36)(H2,27,37,38)(H,39,40,41)/b23-14-,31-29?,32-30?</moldb-inchi> <moldb-inchikey>VNWOQHAXIZZEJM-OQRPKLHBSA-N</moldb-inchikey> <moldb-average-mass type="decimal" nil="true"/> <moldb-mono-mass type="decimal">626.0889687</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>3.5</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id nil="true"/> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM339873</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id nil="true"/> <iupac>7-[[(z)-1-anilino-3-hydroxy-1-oxobut-2-en-2-yl]diazenyl]-4-hydroxy-3-[(2-hydroxy-5-sulfamoylphenyl)diazenyl]naphthalene-2-sulfonic acid</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom nil="true"/> <superklass nil="true"/> <klass nil="true"/> <subklass nil="true"/> <paper-count type="integer" nil="true"/> <sync-id>CED0294353</sync-id> <structure-inchikey>VNWOQHAXIZZEJM-UHFFFAOYSA-N</structure-inchikey> 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